Mediawiki

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    Products: 28
    Vulnerabilities: 499
    Known Exploited: 0
    21
    Critical Level Threats
    82
    High Level Threats
    339
    Medium Level Threats
    20
    Low Level Threats

    Vulnerabilities

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    Vulnerabilities

    CVE-2026-34095

    action=raw with Special:Mypage subpage title responds with "Content-Type: text/html" on ctype=text/javascript request

    Last Modified: May 13, 2026
    Published: May 11, 2026

    CVE-2026-34094

    Customized help link for page protection indicator is relative to subpage name, because the link target is missing the "/wiki/" prefix

    Last Modified: May 18, 2026
    Published: May 11, 2026

    CVE-2026-34093

    Special:UserRights allows viewing user rights from private wiki

    Last Modified: May 18, 2026
    Published: May 11, 2026

    CVE-2026-34092

    Block UI elements in 'tools'-sidebar shows presence of an autoblocked IP

    Last Modified: May 14, 2026
    Published: May 11, 2026

    CVE-2026-34091

    User localization leaked by AbuseFilter + EventStream

    Last Modified: May 14, 2026
    Published: May 11, 2026
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    Mediawiki Vulnerabilities & Security CVEs | CVE-DB